friendcaller

FriendCaller became one of most recomended VoIP client for Android phone. Currently in beta version, FriendCaller offers very good over-the-internet calls and Instant messaging to anyone around the world. A really cool feature is the ability send a link to someone you want to call without that person having to download and install FriendCaller. The sound quality is very good compared to Skype, which at the time it was still available on Android required the use of a headset for a good listening...